Return-Path: Received: from mtain-db09.r1000.mx.aol.com (mtain-db09.r1000.mx.aol.com [172.29.64.93]) by air-md06.mail.aol.com (v129.4) with ESMTP id MAILINMD064-8b8b4c44000e335; Mon, 19 Jul 2010 03:34:38 -0400 Received: from post.thorcom.com (post.thorcom.com [193.82.116.20]) by mtain-db09.r1000.mx.aol.com (Internet Inbound) with ESMTP id A584C3800008B; Mon, 19 Jul 2010 03:34:36 -0400 (EDT) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1OakqP-0006Kz-Ed for rs_out_1@blacksheep.org; Mon, 19 Jul 2010 08:32:57 +0100 Received: from [193.82.116.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1OakqO-0006Kq-KE for rsgb_lf_group@blacksheep.org; Mon, 19 Jul 2010 08:32:56 +0100 Received: from smtp.qtxt.dns-iol.com ([195.200.78.13]) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1OakqN-00005W-Ou for rsgb_lf_group@blacksheep.org; Mon, 19 Jul 2010 08:32:56 +0100 Received: (qmail 29322 invoked by uid 507); 19 Jul 2010 09:32:26 +0200 Received: from unknown (HELO ?192.168.1.101?) (john.rabson@numeo.fr@217.67.155.178) by smtp.qtxt.dns-iol.com with SMTP; 19 Jul 2010 09:32:26 +0200 Mime-Version: 1.0 (Apple Message framework v1081) From: John Rabson In-Reply-To: <4C437A6C.8020703@gmx.com> Date: Mon, 19 Jul 2010 09:35:55 +0200 Message-Id: <285B9B29-86F7-458F-8F5C-2283222D9848@numeo.fr> References: <002401cb2662$106e5db0$0401a8c0@xphd97xgq27nyf> <06EC7774-839A-4E75-835C-717830FE5963@leeds.ac.uk> <003701cb2667$39072e50$0401a8c0@xphd97xgq27nyf> <4C437A6C.8020703@gmx.com> To: rsgb_lf_group@blacksheep.org X-Mailer: Apple Mail (2.1081) X-Spam-Score: 1.5 (+) X-Spam-Report: autolearn=disabled,AMATEUR_PORN=1.473 Content-Type: text/plain; charset=us-ascii Subject: Re: LF: Re: EARTH MODE Content-Transfer-Encoding: quoted-printable X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: ** X-Spam-Status: No, hits=2.8 required=5.0 tests=AMATEUR_PORN autolearn=no version=2.63 X-SA-Exim-Scanned: Yes Sender: owner-rsgb_lf_group@blacksheep.org Precedence: bulk Reply-To: rsgb_lf_group@blacksheep.org X-Listname: rsgb_lf_group X-SA-Exim-Rcpt-To: rs_out_1@blacksheep.org X-SA-Exim-Scanned: No; SAEximRunCond expanded to false x-aol-global-disposition: G x-aol-sid: 3039ac1d405d4c44000c6514 X-AOL-IP: 193.82.116.20 X-AOL-SPF: domain : blacksheep.org SPF : none On a point of information, the aim with underground communications is to= achieve a speech link over several hundred metres or more. The best I kn= ow of on 87 kHz is 1.6km two-way and 2.5km one-way in Vercors limestone. John F5VLF On 19 Jul 2010, at 00:04CEST, Mike-WE0H wrote: > It's better to have an antenna no matter what shape or form it is rather= than NOT having any antenna. We wont learn a thing if everyone would just= use traditional antennas and never experiment with other types of antenna= s. This is what Amateur Radio is all about, Experimenting and trying new= stuff. >=20 > If we all wanted to communicate nearly error free with zero QRM, we'd ju= st email each other and call it a day. >=20 > Real Amateur Radio is experimenting. Keep up the good work guys. It is= very interesting reading about your success and failures. Some people wil= l like what you do and some will think your nuts. It doesn't matter one bi= t who says what. Have fun and enjoy what you do. >=20 > Mike-WE0H >=20 >=20